11 Best Fish: High in Omega-3s—and Environment-Friendly


4. Sardines

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(Peter Pham/iStockphoto)

These tiny fish generally come from the Pacific, where the population has resurged. Because they're small, they don't come with the mercury worries of fish higher up the food chain. Calorie count: 232 per 4 ounces of drained, canned, oil-packed fish.

Next: 5. Sablefish/Black Cod

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